Home / 4,583.92-6,876-2,120.80

Finding the Fourth Proportional to 4,583.92, 6,876 and 2,120.80

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Solution

The fourth proportional to 4,583.92, 6,876 and 2,120.80 is: 3,181.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,583.92 : 6,876 = 2,120.80 : x
  2. Step 2: Convert to fraction form
    4,583.92/6,876 = 2,120.80/x
  3. Step 3: Cross multiply
    4,583.92x = 6,876 × 2,120.80
  4. Step 4: Simplify right side
    4,583.92x = 14,582,620.80
  5. Step 5: Solve for x
    x = 14,582,620.80/4,583.92
  6. Step 6: Final answer
    x = 3,181.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.